at91rm9200ek: update defconfig

- enable MMU
 - drop MTD as we do not have nand
 - use tlsf
 - bootm enable initrd

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/configs/at91rm9200ek_defconfig

@@ -1,5 +1,8 @@
 CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
+CONFIG_MMU=y
+CONFIG_BAREBOX_MAX_IMAGE_SIZE=0x40000
 CONFIG_EXPERIMENTAL=y
+CONFIG_MALLOC_TLSF=y
 CONFIG_PROMPT="9200-EK:"
 CONFIG_LONGHELP=y
 CONFIG_GLOB=y
@@ -7,7 +10,6 @@ CONFIG_HUSH_FANCY_PROMPT=y
 CONFIG_CMDLINE_EDITING=y
 CONFIG_AUTO_COMPLETE=y
 CONFIG_MENU=y
-CONFIG_PARTITION=y
 # CONFIG_CONSOLE_ACTIVATE_FIRST is not set
 CONFIG_CONSOLE_ACTIVATE_ALL=y
 CONFIG_DEFAULT_ENVIRONMENT_GENERIC=y
@@ -15,7 +17,6 @@ CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/at91rm9200ek/env"
 CONFIG_CMD_EDIT=y
 CONFIG_CMD_SLEEP=y
 CONFIG_CMD_SAVEENV=y
-CONFIG_CMD_LOADENV=y
 CONFIG_CMD_EXPORT=y
 CONFIG_CMD_PRINTENV=y
 CONFIG_CMD_READLINE=y
@@ -31,6 +32,7 @@ CONFIG_CMD_FLASH=y
 CONFIG_CMD_BOOTM_ZLIB=y
 CONFIG_CMD_BOOTM_BZLIB=y
 CONFIG_CMD_BOOTM_SHOW_TYPE=y
+CONFIG_CMD_BOOTM_INITRD=y
 CONFIG_CMD_RESET=y
 CONFIG_CMD_GO=y
 CONFIG_CMD_TIMEOUT=y
@@ -54,8 +56,6 @@ CONFIG_DRIVER_CFI=y
 # CONFIG_DRIVER_CFI_BANK_WIDTH_1 is not set
 # CONFIG_DRIVER_CFI_BANK_WIDTH_4 is not set
 CONFIG_CFI_BUFFER_WRITE=y
-CONFIG_MTD=y
-CONFIG_UBI=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_SERIAL=y
 CONFIG_LED=y